\section{Video coding}
\begin{frame}{Video coding}
Video codecs, such as MPEG-1, MPEG-2, MPEG-4 and H.264 use three different types of frames:
\vspace{3mm}
\begin{itemize}
\item I-frame: Intra coded frames
\item P-frame: Predicted frames
\item B-frame: Bi-directional predicted frames
\end{itemize}
All frames are grouped into Groups Of Pictures (GOP)
\end{frame}